/Engine/Source/Runtime/Core/Public/Internationalization/TextLocalizationResource.h
Get the native culture for the current project (if known).
The native culture for the current project based on the data in the game LocMeta files, or an empty string if the native culture is unknown.
namespace TextLocalizationResourceUtil { [FString](API\Runtime\Core\Containers\FString) TextLocalizationResourceUtil::GetNativeProjectCultureName ( const bool bSkipCache ) }